The R1130H331B-T1-FE is a CMOS-based voltage regulator from Ricoh Electronic Devices Co., Ltd. It is designed to provide a stable and accurate output voltage with low supply current, making it suitable for battery-powered applications and portable devices. This regulator offers overcurrent protection and a chip enable function for further power saving.

Applications:

• Smartphones
• Tablets
• Wearable devices
• Portable audio players
• Wireless modules
• Other battery-powered devices

Features:

• Low Supply Current: Reduces power consumption for extended battery life.
• High Output Voltage Accuracy: Ensures stable and reliable power supply.
• Overcurrent Protection: Protects the device and connected circuits from overcurrent conditions.
• Chip Enable Function: Allows for turning off the regulator to minimize power consumption when not in use.
• Small Package: Compact size for space-constrained applications.
• Low Dropout Voltage: Operates with a small difference between input and output voltage.

Benefits:

• Extended Battery Life: Low supply current contributes to longer battery operation.
• Reliable Performance: Accurate and stable output voltage ensures consistent operation of connected devices.
• Enhanced System Protection: Overcurrent protection safeguards against potential damage.
• Reduced Power Consumption: Chip enable function allows for minimizing power usage in standby mode.
• Compact Design: Small package enables integration into small portable devices.

Additional Details:

The R1130H331B-T1-FE has a fixed output voltage of 3.3V. The input voltage range typically spans from 1.6V to 5.5V. It incorporates an overcurrent protection circuit to prevent damage from excessive current draw. The chip enable function allows the regulator to be turned off, reducing the supply current to a minimal level. The device is available in a small package, such as a DFN(PLP) or SOT-23 package. The "-T1-FE" suffix denotes the packaging type, typically tape and reel for automated assembly. It is RoHS compliant and lead-free, adhering to environmental standards. The regulator's combination of low supply current, high accuracy, and protection features makes it well-suited for various power management applications in portable electronics.